NMITA: Neogene Marine Biota of Tropical America

Gardineroseris

Gardineroseris Scheer and Pillai, 1974.

Morphologic Description: Mounding or explanate colonies; thin outer wall; short series surrounded by acute collines.

Morphologic Diagnosis: Colony Form: meandroid, Colony Shape: massive, Budding: intramural, Columella: trabecular and discontinuous, Corallite Size: medium (1.5 - 10mm), Wall Structure: synapticulothecal, Lobes: none.

Species (1 total):
G. planulata (Dana, 1846); CC species #37 (extinct).

To view an SEM image.

Photograph: Scale bar is approx. 0.5 cm. Image is of SUI 63830 (Cercado Formation, Arroyo Bellaco, Dominican Republic. Late Miocene).

Synonyms: None.

Morphologic Description:

Colony Form: meandroid
Colony Shape: Massive
Budding Type: intramural
Corallite Diameter: 2.9-4.9 mm
Calical Relief: high
Septa Per Calice: 27-50
Lobes: none
Columella Structure: trabecular and discontinuous
Wall Structure: synapticulothecal

Holotype: YPM 4309 (Locality: unknown, probably Indo-Pacific. Recent.)

Distribution:

Late Oligocene: Tabera Group, Dominican Republic.
Late Miocene: Cercado and Mao Formations, Dominican Republic.
Late Miocene to Early Pliocene: Gurabo Formation, Dominican Republic.
Early Late Pliocene: Pinecrest Sandstone, Florida.
Late Late Pliocene: Unda core (BDP), Bahamas.

Last updated on October 24, 1996-afb.

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